GoKawiilPostgreSQL 19 beta adds native property graph queries via SQL/PGQ
PostgreSQL 19, now in beta ahead of a general release expected around September or October 2026, introduces support for SQL/PGQ, the property-graph portion of the SQL:2023 standard. The feature lets developers define a graph structure over existing relational tables and query it with pattern-matching syntax rather than manually writing joins. A hands-on walkthrough tested against PostgreSQL 19 beta 3 demonstrates how tables can be declared as vertices and edges and then queried using the new GRAPH_TABLE construct.
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Graph-style queries have traditionally required separate graph databases or complex recursive SQL, so bringing SQL/PGQ into PostgreSQL lowers the barrier for developers who want to model networks, hierarchies, or social connections without adopting new infrastructure. Because it builds on standard SQL:2023 syntax, it also improves portability across databases that adopt the same standard, reducing vendor lock-in for graph-style workloads.
- PostgreSQL 19 beta implements SQL/PGQ, letting users define property graphs over existing tables.
- New GRAPH_TABLE pattern-matching syntax replaces manual join-heavy queries for graph traversal.
- General availability is expected around September or October 2026, following the current beta 3 release.
PostgreSQL: Up and Running (O'Reilly) — If you're digging into new PostgreSQL features hands-on, this O'Reilly guide is a great companion for grounding those experiments in solid fundamentals. It covers querying, indexing, extensions and administration so you can make sense of what changes between releases actually mean for your databases.
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Published there as: “PostgreSQL 19 Interactive Tour”
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